Home / 53,073.45-73,242.54-29,201.40

Finding the Fourth Proportional to 53,073.45, 73,242.54 and 29,201.40

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Solution

The fourth proportional to 53,073.45, 73,242.54 and 29,201.40 is: 40,298.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,073.45 : 73,242.54 = 29,201.40 : x
  2. Step 2: Convert to fraction form
    53,073.45/73,242.54 = 29,201.40/x
  3. Step 3: Cross multiply
    53,073.45x = 73,242.54 × 29,201.40
  4. Step 4: Simplify right side
    53,073.45x = 2,138,784,707.56
  5. Step 5: Solve for x
    x = 2,138,784,707.56/53,073.45
  6. Step 6: Final answer
    x = 40,298.58

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.